What are the characteristics of the causative organism of TB?
Characteristics of Mycobacterium tuberculosis: Acid fast obligate anaerobe Can replicate in macrophages 2nd most common cause of death from a single infectious agent (the first being HIV) Resistant to drying Grow slowly compaired with most other bacteria (15-20 hours) Mycobacterial envelope made of wax (reason why you can’t gram stain it) Appear as slender red rods after acid fast stain